3M™ Sealing Tape 8777

3M™ Sealing Tape 8777 is a self-adhesive barrier for use in the construction industry to seal window and door openings against moisture intrusion. Tape has a unique, aggressive acrylic adhesive and thin, proprietary backing.

3M™ Sealing Tape provides a weather-resistant barrier around windows and doors. Tape will adhere when applied in extreme temperatures beyond the range of traditional asphaltic or butyl flashing tapes: as low as 0ºF or as high as 120.

• Translucent, 9.9 mil tape, proprietary backing, high tack acrylic adhesive, split liner
• High tack, 0 degrees F to 120 degrees F application temperature range, self-sealing around nails, conformable, thin, resists UV exposure for up to six months, eligible for LEED® compliance credits, meets AAMA 711-05
• Self-adhere, UV resistance, moisture barrier, air barrier, tear resistant, durable
• Sealing tape provides an air barrier